Overview

Fast2SMS provide powerful and robust APIs to send Promotional, Transactional & Quick Transactional SMS. Our motto is "Simple Platform Instant Delivery." We have focused on building a platform which is easy to use for the masses & we ensure 99.99% delivery rate.

Authentication Key

Fast2SMS expects for the API key to be included in all API requests to the server in a header for POST requests AND in query parameters for GET requests.
Get Your Authentication Key that looks like the following: